British Poultry Science最新文献

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Digestibility of phosphorus by broiler chickens fed raw and autoclaved faba bean diets with and without phytase. 饲粮中添加和不添加植酸酶的生蚕豆和蒸蚕豆对磷的消化率。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-09-22 DOI: 10.1080/00071668.2025.2559396
O S Olowe, O Adeola
{"title":"Digestibility of phosphorus by broiler chickens fed raw and autoclaved faba bean diets with and without phytase.","authors":"O S Olowe, O Adeola","doi":"10.1080/00071668.2025.2559396","DOIUrl":"https://doi.org/10.1080/00071668.2025.2559396","url":null,"abstract":"<p><p>1. The nutritional potential of Faba bean (<i>Vicia faba</i> L.) is limited by the presence of phytate, which reduces phosphorus (P) digestibility and the bioavailability of other minerals. This study evaluated the effect of autoclaving and phytase on the P digestibility of broiler chickens.2. Diets were formulated to include faba beans (FB) or autoclaved FB (AFB), with or without 1,000 FYT/kg phytase, in a 2 × 2 factorial arrangement. Broiler chickens were fed a similar starter diet until d 18, after which 256 chickens were weighed and assigned to four diets in a randomised complete block design, with body weight as the blocking factor (eight replicates of eight birds per cage).3. Phytase increased the apparent total tract digestibility of P (<i>p</i> < 0.01), with an interaction between autoclaving and phytase on AID of P (<i>p</i> < 0.01); the AID of P increased to a greater extent when phytase was added to non-autoclaved FB than to autoclaved FB. Additionally, ileal digestible P and retainable P intake increased with phytase supplementation (<i>p</i> < 0.01).</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-6"},"PeriodicalIF":1.7,"publicationDate":"2025-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145112001","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Detailed molecular investigation of Marek's disease virus circulating in organised poultry farms in India revealed emergence of highly virulent MDV causing varied tissue tropism. 对在印度有组织的家禽养殖场中传播的马立克病病毒的详细分子调查显示,出现了引起各种组织趋向性的高毒力MDV。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-09-17 DOI: 10.1080/00071668.2025.2557471
A K Mariappan, R Ramalingam, M V Srinivas, M Sharma, R Singh, K Dhama, R V S Pawaiya
{"title":"Detailed molecular investigation of Marek's disease virus circulating in organised poultry farms in India revealed emergence of highly virulent MDV causing varied tissue tropism.","authors":"A K Mariappan, R Ramalingam, M V Srinivas, M Sharma, R Singh, K Dhama, R V S Pawaiya","doi":"10.1080/00071668.2025.2557471","DOIUrl":"https://doi.org/10.1080/00071668.2025.2557471","url":null,"abstract":"<p><p>1. The current study analysed Marek's Disease virus (MDV) strains, genome characteristics and associated pathology, with reference to the central nervous system, in naturally occurring field cases across India.2. A total of 179 birds, aged less than 18 weeks, with visible visceral tumours in any of the organs were collected from major poultry areas of India. The source flocks were all vaccinated against MDV. Gross, cytological and histopathological examinations were conducted, alongside PCR for detecting MDV in lymphomatous tissues and the brain. The genetic characterisation and phylogenetic analyses of <i>meq</i> gene were conducted.3. The liver and spleen were affected in all cases, followed by the proventriculus, kidneys, heart, lungs, pancreas and sciatic nerves. Histopathologically, infiltration of pleomorphic lymphocytes was observed in affected organs, including the brain.4. All the cases were PCR-positive for the MDV genome, including four cases involving the brain. Four representative full-length sequences of the MDV <i>meq</i> gene from the brain exhibited amino acid substitutions (A-E-Y-R-V-C-P-P-T-P-L) at key positions, characteristic of virulent MDV strains.5. The findings indicated the circulation of virulent strains among MDV samples from India, based on sequence analysis and pathology involving the brain. Field isolates from the sampled locations were virulent forms of MDV and under positive selection, leading to varied tissue tropism, such as brain affinity, which has been previously reported in virulent MDV.6. The study highlighted the emergence of neurotropic, virulent MDV strains in India, underscoring the need for vigilant surveillance and revised vaccination strategies. Brain involvement in naturally occurring field cases suggests expanding tissue tropism with potential implications for diagnosis and disease control.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-9"},"PeriodicalIF":1.7,"publicationDate":"2025-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145074471","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dynamics of cholera transmission in poultry farm: insights from a compartmental model and control strategies. 家禽养殖场霍乱传播的动态:从分区模型和控制策略的见解。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-09-17 DOI: 10.1080/00071668.2025.2556415
A Malek
{"title":"Dynamics of cholera transmission in poultry farm: insights from a compartmental model and control strategies.","authors":"A Malek","doi":"10.1080/00071668.2025.2556415","DOIUrl":"https://doi.org/10.1080/00071668.2025.2556415","url":null,"abstract":"<p><p>1. Fowl cholera poses a significant challenge for poultry farms around the globe. The disease's high mortality in poultry affects economics for farmers.2. A susceptible-exposed-symptomatic-asymptomatic-treated-culled-recovered (SEIATCR) mathematical model was used to describe the dynamics of cholera transmission in poultry farms. This calculated the basic reproduction number (R_0) using a next-generation matrix; a mathematical tool used in population dynamics and epidemiology to calculate the basic reproduction number (R₀).3. The SEIATCR model was replicated using the Runge-Kutta-Fehlberg Method (RK-45) numerical process using the value of the model's parameters available from the reported literature.4. The results showed that treatment and culling had a significant effect on disease transmission. Moreover, treatment was more effective than culling. Sensitivity analysis of the model's parameters for the basic reproduction number was investigated using partial rank correlation coefficients (PRCC), which showed that transmission rate and vaccine efficacy had the greatest sensitivity index and treatment rate is more sensitive than culling. In epidemiology, a sensitivity index is a numerical value that enumerates the impact of changes in a model's parameters on the model's output, such as disease transmission.5. There will always be a need to vaccinate, treat and cull infected poultry to control cholera in poultry farms.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-8"},"PeriodicalIF":1.7,"publicationDate":"2025-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145074402","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Histopathological effects of azithromycin on broilers: immune system alterations and apoptotic changes. 阿奇霉素对肉鸡的组织病理学影响:免疫系统的改变和细胞凋亡的改变。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-09-17 DOI: 10.1080/00071668.2025.2559391
A Fotouh, N K Elbarbary, M A Moussa, M S Diab, S M Elshafae
{"title":"Histopathological effects of azithromycin on broilers: immune system alterations and apoptotic changes.","authors":"A Fotouh, N K Elbarbary, M A Moussa, M S Diab, S M Elshafae","doi":"10.1080/00071668.2025.2559391","DOIUrl":"https://doi.org/10.1080/00071668.2025.2559391","url":null,"abstract":"<p><p>1. The following reports an in-vivo study to investigate the toxicity profile of the azithromycin drug in broilers.2. Ninety, 1-d-old Hubbard chicks were purchased from Dakahliah Poultry Company, Egypt and, on d 25 of age, were subdivided into three groups. Group 1 (G1, control) received only drinking water, Group 2 (G2, treatment 1) received 50 mg azithromycin/kg body weight (BW) and Group 3 (G3, treatment 2) received 300 mg azithromycin/kg BW. All treatments were administered orally. Immunological, histopathological, and immunohistochemical assays were performed to evaluate the effect of azithromycin on broiler health.3. The weights of bursa of Fabricius and spleen in azithromycin-treated broilers decreased, particularly in G3. A decrease in both the phagocytic activity and index was evident in the treated groups (G2 and G3). Prominent degenerative changes and necrosis of immune organs were observed in treated chicks. Furthermore, strong immunoreactivity to caspase-3 was observed in the G3 group, which indicated elevated apoptosis in immune organs following exposure to a high-dose of azithromycin.4. It was concluded that administering azithromycin in broilers at a dose of 300 mg/kg impaired the immune function, promoted apoptosis and induced many microscopical alterations in different organs.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-7"},"PeriodicalIF":1.7,"publicationDate":"2025-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145074407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Research on molecular epidemiology of aviadenovirus in Turkish commercial poultry flocks. 土耳其商品家禽禽腺病毒分子流行病学研究。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-09-17 DOI: 10.1080/00071668.2025.2558993
I Sahindokuyucu, O Yilmaz Cagirgan, H Kilic, A A Cagirgan, Z Yazici
{"title":"Research on molecular epidemiology of aviadenovirus in Turkish commercial poultry flocks.","authors":"I Sahindokuyucu, O Yilmaz Cagirgan, H Kilic, A A Cagirgan, Z Yazici","doi":"10.1080/00071668.2025.2558993","DOIUrl":"https://doi.org/10.1080/00071668.2025.2558993","url":null,"abstract":"<p><p>1. Inclusion body hepatitis (IBH), hepatitis-hydropericardium syndrome (HHS) and adenoviral gizzard erosion (AGE) are poultry diseases that are caused by fowl aviadenovirus (FAdV). Identifying serotypes is crucial for differentiation.2. Between September 2020 and May 2021, 58 FAdV strains were isolated from 278 potentially infected commercial chicken flocks in Turkey, specifically from broiler and breeder flocks located in Balıkesir, İzmir, Manisa, Çanakkale, Afyonkarahisar, Bursa and Elazığ.3. Viruses were isolated from pooled internal organs and propagated using primary chicken embryo kidney cell cultures (CEKC) and SPF embryonated chicken eggs. Amplification by PCR of the <i>Hexon</i> gene, followed by Sanger sequencing, revealed three FAdV-D (serotype 11) and 55 FAdV-E (serotype 8b) genotypes.4. For next-generation sequencing (NGS), two representative serotypes, TR/FAdV/1 (FAdV-8b) and TR/FAdV/2 (FAdV-11) were chosen. Whole-genome sequencing performed on the Illumina MiSeq platform identified both as FAdV-8b. The TR/FAdV/1 genome, measuring 44 061 bp with a G/C content of 57.9%, showed 98.1% identity with the U.S. FAdV-E strain (GB624-U.S.A.). Meanwhile, the TR/FAdV/2 genome, consisting of 43 891 bp with a G/C content of 57.88%, displayed 99.90% similarity to the Spanish FAdV-E strain (11 -16 629). Both genomes contained 36 open reading frames (ORFs).5. Severe IBH outbreaks linked to FAdV-D and FAdV-E were marked by enlarged, pale yellow livers with petechial haemorrhages. At present, no commercial vaccines for FAdV are available locally. Understanding and characterising emerging FAdV strains is needed for vaccine development and control strategies.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-11"},"PeriodicalIF":1.7,"publicationDate":"2025-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145074385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An acoustic signal-to-image conversion integrated convolutional neural network model for egg crack detection. 一种用于鸡蛋裂纹检测的声信号-图像转换集成卷积神经网络模型。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-09-15 DOI: 10.1080/00071668.2025.2549548
Z Balcı, I Yabanova, A Mert
{"title":"An acoustic signal-to-image conversion integrated convolutional neural network model for egg crack detection.","authors":"Z Balcı, I Yabanova, A Mert","doi":"10.1080/00071668.2025.2549548","DOIUrl":"https://doi.org/10.1080/00071668.2025.2549548","url":null,"abstract":"<p><p>1. The presence of fractures or cracks in eggshells represent a significant risk in terms of food safety. Bacteria and viruses are likely to enter through these cracks, which increases the risk of food poisoning. Furthermore, deformations in the shell can compromise the integrity of the protective shell, rendering the egg more susceptible to environmental damage and accelerating deterioration.2. In order to mitigate these risks, a convolutional neural network (CNN) integrated into an acoustic signal to image conversion was developed as a crack detection system. Mechanical and electronic sub-systems were designed to generate non-destructive acoustic excitation on the eggshell and capture the resulting sound with a high-sensitivity microphone.3. The recorded 1 × 731-sample signals from 120 intact or cracked eggs were subjected to variational mode decomposition (VMD) to extract intrinsic mode functions (IMF). Subsequently, IMF were converted to greyscale images and classified using the proposed acoustic signal-to-image conversion and the lightweight CNN.4. The proposed model showed the capability (100%) to distinguish between intact and cracked eggs, including invisible micro-cracks.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-9"},"PeriodicalIF":1.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145063497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of heat stress on the post-hatch growth, morphometrics, and allometry of the chicken (Gallus gallus). 热应激对鸡(Gallus Gallus)孵化后生长、形态和异速生长的影响。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-09-01 DOI: 10.1080/00071668.2025.2542894
C J Schmidt, A J Feinberg, E M Brannick
{"title":"Impact of heat stress on the post-hatch growth, morphometrics, and allometry of the chicken (<i>Gallus gallus</i>).","authors":"C J Schmidt, A J Feinberg, E M Brannick","doi":"10.1080/00071668.2025.2542894","DOIUrl":"https://doi.org/10.1080/00071668.2025.2542894","url":null,"abstract":"<p><p>1. Heat stress negatively affects animal growth. This study examined the impact of heat stress on a modern broiler (Ross 708) chicken compared to a heritage meat-type chicken line (UIUC).2. To mimic the effects of a heat wave, birds were exposed to daily, cyclic high ambient temperatures between post-hatch d 21-42, while control birds were maintained at thermoneutral temperature throughout this period.3. On d 28 and 42 post-hatch, eight heat-stressed and eight control birds from both lines were weighed, necropsied and total organ masses were determined for the brain, breast muscle, liver, small intestine, and spleen.4. Normalised tissue mass at d 42 under thermoneutral conditions for the Ross 708 breast muscle was 2.4-fold larger than that of the UIUC chickens. The cross-sectional area of the Ross 708 breast muscle cells was also twofold larger than that of the UIUC birds. In contrast, UIUC birds had larger heart, spleen, duodenum, jejunum, ileum and brain masses than the Ross 708 chickens when raised at the thermoneutral temperature.5. These results indicated that heat-stress shifted growth resources away from immune, skeletal muscle, neuronal and hepatic systems to maintain the heart and small intestine.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-8"},"PeriodicalIF":1.7,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144943874","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Changes in carcase composition, gastrointestinal morphometry and leg bone dimensions in different goose genotypes after a four-year reproductive period. 不同基因型鹅4年繁殖期后胴体组成、胃肠形态和腿骨尺寸的变化。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-08-27 DOI: 10.1080/00071668.2025.2543951
M Wegner, D Kokoszyński, K Kądziołka, K Włodarczyk, D Cygan-Szczegielniak, M Saleh
{"title":"Changes in carcase composition, gastrointestinal morphometry and leg bone dimensions in different goose genotypes after a four-year reproductive period.","authors":"M Wegner, D Kokoszyński, K Kądziołka, K Włodarczyk, D Cygan-Szczegielniak, M Saleh","doi":"10.1080/00071668.2025.2543951","DOIUrl":"https://doi.org/10.1080/00071668.2025.2543951","url":null,"abstract":"<p><p>1. The aim of this study was a comparative analysis of three goose genotypes (Rypińska, Suwalska, Kartuska) after a four-year laying period at the National Research Institute of Animal Production, Waterfowl Genetic Resources Station in Dworzyska. It examined carcase composition as well as morphometric parameters of their digestive system and leg bones.2. In total, 42 goose carcases comprised of seven females and seven males from each genotype were analysed. The traits investigated included those of carcase weight, breast and leg muscle and giblet weight (heart, stomach, forestomach, liver and spleen). The length and diameter of each intestinal segment were then measured, as well as the weight and measurements of the femur and tibia bones. The percentage of the length of the intestinal segments in the whole intestine was calculated.3. The genotype of the birds significantly affected (<i>p</i> < 0.05) the weight of the breast muscle, leg muscle, proventriculus and diameter of the terminal intestine. In contrast, the sex of the birds affected the weight of the carcase, pectoral muscles, leg muscles, heart and liver. Gender influenced the length of the duodenum, entire intestine, diameter of the terminal intestine and certain dimensions of the femur and tibia.4. The results showed the differences between genotypes and sexes in carcase weight, muscle and giblets, individual length of gut sections, femur and tibia dimensions.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-6"},"PeriodicalIF":1.7,"publicationDate":"2025-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144943832","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Maintaining a balanced Bcl-2/Bax ratio and increased antioxidant capacity in tissue and mitochondria inhibits apoptosis in goose fatty liver. 维持平衡的Bcl-2/Bax比值,增加组织和线粒体的抗氧化能力,可抑制鹅脂肪肝细胞凋亡。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-08-18 DOI: 10.1080/00071668.2025.2544949
M Zhao, R Qi, M Lv, Q Sun, M Deng, J Ge, T Geng, D Gong
{"title":"Maintaining a balanced Bcl-2/Bax ratio and increased antioxidant capacity in tissue and mitochondria inhibits apoptosis in goose fatty liver.","authors":"M Zhao, R Qi, M Lv, Q Sun, M Deng, J Ge, T Geng, D Gong","doi":"10.1080/00071668.2025.2544949","DOIUrl":"https://doi.org/10.1080/00071668.2025.2544949","url":null,"abstract":"<p><p>1. Apoptosis is suppressed in the formation of goose fatty liver, which may be a protective mechanism. The objective of this study was to elucidate the mechanism by which apoptosis is inhibited in goose fatty liver.2. Twenty, male, Landes geese were selected and randomly divided into a control group and an overfed treatment. Additionally, the primary hepatocytes were isolated from the goose embryos and treated with glucose.3. The geese in the overfed group had higher liver weight, body weight and liver:body weight ratio than that in the control (<i>p</i> < 0.05). No significant difference on inflammation, fibrillation, or apoptosis level was observed from the staining of liver sections between the control and overfed group.4. Neither the protein level of B-cell lymphoma-2 (Bcl-2) and Bcl-2 associated X (Bax) in liver nor the malondialdehyde concentration and manganese superoxide dismutase activity in liver mitochondria was altered in these two treatments (<i>p</i> < 0.05). Compared with the control group, the overfed treatment had decreased reduced glutathione (GSH) and increased glutathione reductase activity in liver mitochondria (<i>p</i> < 0.05).5. There was no significant difference in apoptosis level, Bcl-2 and Bax protein level and Bcl-2/Bax ratio was found in hepatocytes treated with 20, 40 or 60 mM glucose when compared with the control group (<i>p</i> < 0.05). However, treatment with 40 or 60 mM glucose tended to increase the MDA concentration in hepatocytes (<i>p</i> = 0.055 and <i>p</i> = 0.091, respectively). The hepatocytes in 40 or 60 mM glucose treatment had decreased GSH concentration in comparison to the control (<i>p</i> < 0.05).6. These findings suggested that apoptosis inhibition in goose fatty liver may be mediated through maintenance of Bcl-2/Bax ratio. Additionally, the increased antioxidant ability in tissue and mitochondria of goose fatty liver may contribute to resistance of apoptosis.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-10"},"PeriodicalIF":1.7,"publicationDate":"2025-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144871574","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of transportation on body weight loss, renal morphology and acid-base balance in broilers. 运输对肉仔鸡体重减轻、肾脏形态和酸碱平衡的影响。
IF 1.7 3区 农林科学
British Poultry Science Pub Date : 2025-08-15 DOI: 10.1080/00071668.2025.2528242
C Phonrit, T Homsombat, N Surarit, T Ishikawa, P Kusolrat, W Aengwanich
{"title":"Effects of transportation on body weight loss, renal morphology and acid-base balance in broilers.","authors":"C Phonrit, T Homsombat, N Surarit, T Ishikawa, P Kusolrat, W Aengwanich","doi":"10.1080/00071668.2025.2528242","DOIUrl":"https://doi.org/10.1080/00071668.2025.2528242","url":null,"abstract":"<p><p>1. Transport under thermoneutral conditions may affect body weight, physiological and biochemical variables, electrolyte balance, acid-base status and renal function in broilers. Therefore, this study investigated how different transport distances affect body weight loss, physiological changes, oxidative stress, electrolyte levels and renal responses in broilers.2. Fifty broilers were randomly divided into five groups and transported over distances of 0, 50, 100, 150 or 200 km. Body weight, physiological and biochemical variables, blood electrolytes, acid-base balance and renal changes were measured.3. Broilers transported for 200 km had significantly more body weight loss than those transported for 0 and 50 km (<i>p</i>  <  0.05). Respiratory rate significantly increased at 50 km (<i>p</i>  <  0.05) and blood sodium was higher at 150 and 200 km than at 0 km (<i>p</i>  <  0.05). Blood pH was lowest at 0 km, while bicarbonate was lowest at 200 km (<i>p</i>  <  0.05).4. Kidney congestion score increased with distance, with the highest score at 200 km (<i>p</i>  <  0.05). Scores for 0 and 50 km transport were significantly lower than those at 100, 150 and 200 km (<i>p</i>  <  0.05). Renal tubular dilation scores were significantly higher at 50 and 150 km than at 0, 100 and 200 km (<i>p</i>  <  0.05).5. These results demonstrated that transportation, even under thermoneutral conditions, can still induce alterations in physiological and renal functions in broilers. Longer transport distances exacerbate these effects, underscoring the need for improved methods to reduce stress and support broiler welfare.</p>","PeriodicalId":9322,"journal":{"name":"British Poultry Science","volume":" ","pages":"1-11"},"PeriodicalIF":1.7,"publicationDate":"2025-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144854644","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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